DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API

Transaction action

DEPARTMENT OF EDUCATION - DIVISION OF CAMARINES SUR Award a ₱3.0M contract to HGG BUILDERS AND SUPPLYNational agencies

Transaction hash:

6ffd19ffd3ffc866a02e7e32c2b10d7d8a7231e8b01aac4f554c6dd7e23cc3dc

Status:

Included and unchanged

Block:

#1,513 4,500 blocks after it

Position in block:

Transaction 28 of 64

Award day:

Jul 20, 2012 (14 yrs 3 mo ago)

From:

DEPARTMENT OF EDUCATION - DIVISION OF CAMARINES SUR

To:

HGG BUILDERS AND SUPPLY

Value:

₱2,959,261.22

Project:

CLUSTER II- REPAIR AND REHABILITATION OF SCHOOL BUILDING (QRF CY 2011)-Negotiated Procurement

Full record:

Open the award page

Accountability

Bill Sec. 3 and 19

Responsible agency:

DEPARTMENT OF EDUCATION - DIVISION OF CAMARINES SUR

Accountable officer:

Not stated in the source. PhilGEPS does not publish who certified the award.

Certification:

Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.

Demo signature:

Block #1,513 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5

1. Appropriation
GAA line item · Sec. 5(b)
The award does not say which budget line pays for it.
Not published
2. Allotment release
SARO / allotment · Sec. 5(c)(iii)
Not published per project. DBM releases SAROs, but not linked to individual contracts.
Not published
3. Cash allocation
Notice of Cash Allocation · Sec. 5(c)(iv)
Not published per project.
Not published
4. Contract award
Notice of Award (PhilGEPS) · Sec. 5(d)
DEPARTMENT OF EDUCATION - DIVISION OF CAMARINES SUR awarded it to HGG BUILDERS AND SUPPLY on 2012-07-20.
Found
Open
5. Contract & progress
Contract / progress report (DPWH) · Sec. 5(d)
No matching DPWH contract record (only DPWH contracts are listed with progress).
Not published
6. Payment
Disbursement voucher · Sec. 5(c)(viii)
Not published. No public source shows how much of this contract has been paid.
Not published
7. Completion
Certificate of completion · Sec. 5(d)
No completion certificate published.
Not published
8. Audit
COA annual audit report · Sec. 5(e)(iii)
No COA finding linked to this contract.
Not published

1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

Contract amount (₱)

1. Record fingerprint changed
stored 6ffd19ffd3…3cc3dcnow …
2. Block Merkle root changed
stored 7b0682ff32…dbf37enow …
3. Block #1513 hash changed
stored 727350c683…556f3bnow …

Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (6 steps)

How this one record is tied to the block's Merkle root, without needing the other 63 records. Each step hashes the current value together with the sibling shown.

leaf 6ffd19ffd3ffc866a02e7e32c2b10d7d8a7231e8b01aac4f554c6dd7e23cc3dc
01 R 70d6c804a998b1e54556f072aff23b1db7a2e9960975527b43d2d21008178d21
02 R 687b2b7fd571ab6df5a2342d6814bcdfc4cbe375148fa8222dd71a433a514245
03 L 34fb5bcfa9c15bf4a5feffd063593d2fd3fdc5e11fd6001f6ab428989dac0d15
04 L 880175d0325473af8a25c43fac94d776029bf15db1f93ab9c885f75c116e2f58
05 L 7d2d51dfe90ef6dc854e44bf818e146d311463d81ae037aa9ac6b638a5464d66
06 R 9295be7a3417bc698f8e113836ac45c9a3599bdbc975fe4963898ae3eca6f4a6
root 7b0682ff328de8bc1e9f33fcdfa098e346ce2c2c453e3254d5df7f4e01dbf37e